CN213980349U - Intelligent mechanical double-verification lock cylinder and lockset - Google Patents
Intelligent mechanical double-verification lock cylinder and lockset Download PDFInfo
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- CN213980349U CN213980349U CN202020893909.5U CN202020893909U CN213980349U CN 213980349 U CN213980349 U CN 213980349U CN 202020893909 U CN202020893909 U CN 202020893909U CN 213980349 U CN213980349 U CN 213980349U
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Abstract
The utility model belongs to the technical field of the tool to lock technique and specifically relates to a lock core and tool to lock are verified to intelligence machinery pair. The intelligent mechanical double-verification lock cylinder comprises a mechanical lock cylinder and an electronic lock cylinder, wherein the mechanical lock cylinder is provided with a rotary column capable of being inserted with a key and a marble or a blade for meshing a lock body to realize locking; the key is provided with an insertion part which can be inserted into a channel marble or a blade of the mechanical lock core to unlock the lock body; the key is also provided with an unlocking control circuit and a key connecting contact electrically connected with the unlocking control circuit; the rotary column is provided with a lock cylinder electric connection contact point which is electrically connected with a control circuit of the motor at the key jack, and the lock cylinder electric connection contact point is used for being electrically connected with the key connection contact point.
Description
Technical Field
The utility model belongs to the technical field of the tool to lock technique and specifically relates to a lock core and tool to lock are verified to intelligence machinery pair.
Background
The intelligent lock is a lock which is different from a traditional mechanical lock and is more intelligent in the aspects of user identification, safety and manageability, and an execution component for locking a door in an access control system. The intelligent lock is different from a traditional mechanical lock, and is a composite lockset with safety, convenience and advanced technology.
Referring to fig. 1, a chinese utility model with an authorization publication number CN210127739U discloses a dual system padlock with a rotary bolt. The lock comprises a lock beam, a lock body, a mechanical lock cylinder and an electronic lock cylinder, wherein the mechanical lock cylinder and the electronic lock cylinder are accommodated in the lock body, a locking notch is formed in the lock beam, a lock tongue and an elastic retaining part used for keeping the lock tongue part accommodated in the locking notch are accommodated in the lock body, the mechanical lock cylinder and the electronic lock cylinder can respectively drive the lock tongue to be separated from the locking notch, and the lock tongue is rotatably connected with the lock body. The dual-system padlock with the rotary lock tongue is provided with a mechanical lock cylinder and an electronic lock cylinder, and the mechanical lock cylinder and the electronic lock cylinder realize dual-system unlocking by driving the same lock tongue to unlock a lock beam; the lock tongue is rotationally connected with the lock body, the lock tongue is driven to rotate to enable the rod body of the lock tongue to be separated from or clamped into the locking notch, the lock tongue is not easy to separate from the locking notch of the lock beam, and the safety performance of the padlock is improved.
The intelligent lock in the prior art can be unlocked through a mechanical lock cylinder or an electronic lock cylinder, and the safety is general.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two lock cores and tool to lock of verifying of intelligence machinery just can rotate the column spinner drive unblock portion and carry out the unblock to the tool to lock when mechanical lock core and electronic lock core are in the unblock state, use the security level high.
In order to achieve the advantages, the utility model provides an intelligent mechanical double verification lock core, including mechanical lock core, electronic lock core, this mechanical lock core is equipped with the column spinner that can insert the key, is used for occluding the pellet shot from a slingshot or the blade that the lock body realized the locking, this electronic lock core is equipped with the motor and sets up the cam in motor output shaft department, the column spinner is equipped with and holds the motor and the cavity of cam, the stator of this motor is fixed with this column spinner, the column spinner is seted up and is being held the through-hole that is used for with the locking piece of cam complex, when the salient of cam extrudeed the locking piece, the locking piece interlock the lock body;
the key is provided with an insertion part which can be inserted into a mechanical lock core channel to release the locking of the lock body by the marble or the blade;
the key is also provided with an unlocking control circuit and a key connecting contact electrically connected with the unlocking control circuit;
and a lock cylinder electric connection contact point electrically connected with a control circuit of the motor is arranged at the key jack of the rotary column, and the lock cylinder electric connection contact point is used for being electrically connected with the key connection contact point.
In an embodiment of the present invention, the rotation column is provided with a positioning hole, a positioning ball is accommodated in the positioning hole, and the lock body is provided with a positioning groove matched with the positioning ball; when the positioning ball part is clamped in the positioning groove, the rotary column rotates to a locking position.
In an embodiment of the present invention, a first elastic holding portion for holding the positioning bead portion clamped into the locking positioning groove or the unlocking positioning groove is provided between the bottom of the positioning hole and the positioning bead.
In one embodiment of the present invention, the lock body is provided with a first locking groove for receiving a portion of the locking block and a second locking groove for receiving a portion of the pin or the blade; when the locking block is partially accommodated in the first locking groove and/or the pin or blade is partially accommodated in the second locking groove, the rotary column cannot rotate relative to the lock body.
In one embodiment of the present invention, a second elastic holding portion for holding the locking block partially accommodated in the first locking groove is provided between the locking block and the rotary column.
In one embodiment of the present invention, a third elastic holding portion for holding the pin or the blade partially accommodated in the second locking groove is provided between the pin or the blade and the rotary column.
The utility model discloses an in one embodiment, electronic lock core still has and is used for restricting the stopper of cam rotation range, the stopper is equipped with the orientation first arch, the second that the cam direction extends are protruding, the cam is located first arch with between the second is protruding.
In an embodiment of the present invention, the cam has a first engaging portion and a second engaging portion respectively engaged with the first protrusion and the second protrusion, the first engaging portion is used for pressing the first protrusion to move the stopper to the second protrusion to abut against the second engaging portion to restrict the cam from rotating.
The utility model discloses an embodiment, the stopper with be equipped with the messenger between the column spinner the first elasticity that the stopper resets.
In an embodiment of the present invention, a lock device includes the above-mentioned intelligent mechanical double-verification lock cylinder.
The utility model discloses in, the two lock cores of verifying of intelligent machine realize the two unblocks backs of mechanical lock core and electron lock core through corresponding the key, thereby the column spinner can rotate the unblock that realizes the tool to lock for the lock body, but one of them unblock of mechanical lock core and electron lock core, the column spinner can't rotate unable unblock for the lock body, consequently, the security performance of this two lock cores of verifying of intelligent machine is high.
The utility model discloses in, among the lock utensil of the applicable more kind of lock core, specification is verified to intelligent machinery pair, application scope is wide.
The utility model discloses in, the lock core is verified to intelligence machinery pair can be assembled earlier, the check-up good back is installed in the lock shell again, simple installation and lock shell only need set up hold intelligent machinery pair verify the lock core and the unblock portion the cavity can, simple structure changes in the precision of processing and control equipment.
Drawings
Fig. 1 is a schematic view showing a structure of a conventional dual system padlock having a rotary locking tongue.
Fig. 2 shows the structure diagram of the intelligent mechanical double-verification lock cylinder according to the first embodiment of the present invention.
Fig. 3 is a cross-sectional view of the smart mechanical double verification lock cylinder of fig. 2.
Fig. 4 is another side cross-sectional view of the smart mechanical double verification lock cylinder of fig. 2.
Fig. 5 is an exploded view of the smart mechanical double verification lock cylinder of fig. 2.
Fig. 6 is a schematic view of a rotary cylinder of the mechanical lock cylinder of the intelligent mechanical double verification lock cylinder of fig. 5.
Fig. 7 is a schematic view of another direction of the spin column of the smart mechanical double verification lock cylinder of fig. 5.
Fig. 8 is a schematic structural diagram of pins or blades of the mechanical plug of the intelligent mechanical double verification plug of fig. 5.
Fig. 9 is a schematic structural diagram of an electronic lock cylinder of the intelligent mechanical double verification lock cylinder of fig. 5.
Fig. 10 is a schematic view showing a structure of a cam of an electronic lock cylinder of the smart mechanical double verification lock cylinder of fig. 9.
Fig. 11 is a schematic structural diagram of a locking block and a locking block fixing frame of the electronic lock cylinder of the intelligent mechanical double-verification lock cylinder of fig. 5.
Fig. 12 is a schematic structural diagram of a lock body of the intelligent mechanical double verification lock cylinder of fig. 5.
Fig. 13 is a schematic bottom view of the spin column of the smart mechanical double verification lock cylinder of fig. 6.
Fig. 14 is a bottom view of the spin column of the smart mechanical double verification lock cylinder of fig. 6.
Fig. 15 is a schematic view illustrating an unlocked state of the electronic lock cylinder of the smart mechanical double verification lock cylinder of fig. 2.
Fig. 16 is a schematic view illustrating a locking state of the electronic lock cylinder of the smart mechanical double verification lock cylinder of fig. 2.
Fig. 17 is a schematic structural diagram of a key corresponding to the intelligent mechanical double-verification lock cylinder of fig. 2.
Fig. 18 shows an exploded view of the key of fig. 2.
Fig. 19 shows a schematic view of the engagement of the key housing and the insert of the key of fig. 2.
Fig. 20 is a schematic view showing the engagement of the key insertion portion and the anti-withdrawal switch of fig. 2.
Fig. 21 is a schematic structural view of a lock with an intelligent mechanical double-verification lock cylinder according to a first embodiment of the present invention.
Fig. 22 is a schematic structural view of a lock with an intelligent mechanical double-verification lock cylinder according to a second embodiment of the present invention.
Fig. 23 is a schematic structural view of a lock with an intelligent mechanical double-verification lock cylinder according to a third embodiment of the present invention.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 2-5, the intelligent mechanical double-verification lock cylinder of the first embodiment of the present invention includes a mechanical lock cylinder 1 and an electronic lock cylinder 2. Both the mechanical cylinder 1 and the electronic cylinder 2 are housed in a lock body 3.
Referring to fig. 6-11, 13-14, the mechanical lock cylinder 1 is provided with a rotary cylinder 11 into which the key 4 can be inserted, pins or blades 12 for engaging the lock body 3 to effect locking. The electronic lock cylinder 2 is provided with a motor 21, a cam 22 arranged at an output shaft of the motor 21, and a limiting block 23 for limiting a rotation range of the cam 22.
Referring to fig. 6-7, the rotary column 11 has a cavity a for accommodating the motor 21 and the cam 22, a cavity B for accommodating the PCB 25, a cavity C for accommodating the electrical connection contact 26 of the key cylinder, a through hole D for accommodating the locking block 24 engaged with the cam 22, and an installation opening E for installing the stopper 23. The stator of the motor 21 is fixed to the rotary post 11 and the locking block 24 engages the lock body 3 when the protruding portion 221 of the cam 22 presses the locking block 24.
Further, in order to facilitate installation, the rotary column 11 further has a motor fixing frame 111, a locking block fixing frame 112, a cover plate 113 covering the cavity B and the cavity C, and an installation cover 114 covering the installation opening E, so that the installation positions of the components are effectively ensured, and the components are limited from moving in position during use.
The rotary column 11 is provided with a positioning hole 115, a positioning ball 116 is accommodated in the positioning hole 115, and the lock body 3 is provided with a positioning groove 31 matched with the positioning ball 116. When the positioning bead 116 is partially snapped into the unlocking positioning groove, the spin column 11 is rotated to the locked position. Between the bottom of the positioning hole 115 and the positioning ball 116, there is a first elastic retaining portion t1 for retaining the positioning ball 116 partially inserted into the positioning slot 31.
Referring to fig. 12, the lock body 3 is provided with a first locking groove 32 for receiving a portion of the locking block 24 and a second locking groove 33 for receiving a portion of the pin or leaf 12. With the locking block 24 partially received in the first locking slot 32 and/or the pin or blade 12 partially received in the second locking slot 33, the rotary post 11 cannot rotate relative to the lock body 3.
The lock block 24 and the rotary column 11 have therebetween a second elastic holding portion t2 for holding the lock block 24 partially accommodated in the first lock groove 32. A third elastic retaining portion t3 for retaining the pin or the blade 12 partially received in the second locking groove 33 is provided between the pin or the blade 12 and the rotary post 11.
Referring to fig. 8 and 10, the stopper 23 is provided with a first protrusion 231 and a second protrusion 232 extending toward the cam 22, and the cam 22 is located between the first protrusion 231 and the second protrusion 232. The cam 22 has a first engaging portion 223 and a second engaging portion 224 respectively engaged with the first protrusion 231 and the second protrusion 232, and the first engaging portion 223 is used for pressing the first protrusion 231 to move the stopper 23 until the second protrusion 232 abuts against the second engaging portion 224, so that the cam 22 is restricted from further rotating. A first elastic reset piece s1 for resetting the limit block 23 is arranged between the limit block 23 and the mounting cover 114 of the rotating column 11.
Referring to fig. 15-16, the electronic lock cylinder 2 works according to the following principle:
when unlocking: when the motor 21 is energized to drive the cam 22 to rotate from the locking state to the unlocking state, the first matching part 223 presses the first protrusion 231 to drive the limiting block 23 to move in the rotating process, the first elastic resetting piece s1 is compressed, when the second protrusion 232 of the limiting block 23 moves to abut against the second matching part 224, the cam 22 is limited to continue rotating, at the moment, the concave part 222 of the cam 22 corresponds to the locking block 24, the rotary column 11 rotates towards the unlocking direction, the locking block 24 is pressed to move downwards, the second elastic retaining part t2 is compressed, and the locking block 24 is separated from the first locking groove 32. The lock block 24 is partially received in the recessed portion when the lock block 24 is disengaged from the first lock groove 32, thereby restricting the cam 22 from rotating.
When in locking: when the motor 21 is powered off and the rotary column 11 is rotated to the locking position, the locking block 24 is partially accommodated in the first locking groove 32 under the elastic force of the second elastic retaining part t2, and at the same time, the limiting block 23 presses the first matching part 223 to drive the cam 22 to rotate under the elastic force of the first elastic restoring piece s1 until the protruding part 221 of the cam 22 presses the locking block 24 to realize locking.
One end of the rotary column 11 is connected with a fixed plate 13, and the other end is connected with a bottom cover 14. The rotary column 11 is provided with a stop collar 117 for connection to the bottom cover 14. The rotary column 11 is axially fixed to the lock body 3 by means of the fixing plate 13 and the stop collar 117. The rotary column 11 is also fixedly connected with a transmission rod 15 for connecting the unlocking part through a fixed plate 13.
Referring to fig. 13-14, the bottom cover 14 has an opening 140 for inserting the key 4, a pair of posts 141 for covering the opening 140 are disposed at the opening 140, a receiving groove 117a for receiving the pair of posts 141 is disposed at the bottom of the retainer ring 117, and a positioning protrusion 117b for covering only half of the opening 140 by each post 141 is disposed at the bottom of the receiving groove 117 a. The fourth elastic holding portion t4 for holding the cylinder 141 in the shielding position is provided between the cylinder 141 and the accommodation groove 117 a.
The fixing plate 13 is provided with a pair of lugs 131, the end surface of the lock body 3 is provided with a notch 34 for respectively accommodating the pair of lugs, and the matching of the lugs 131 and the notches 34 limits the rotating range of the rotary column 11 relative to the lock body 5.
Referring to fig. 17-18, the key 4 is provided with an insert 41 that can be inserted into the channel pins or blades 12 of the mechanical plug 1 to unlock the lock body 3. The key 4 is also provided with an unlocking control circuit, and the key 4 is also provided with a key connecting contact 42 electrically connected with the unlocking control circuit. The rotary column 11 is provided with a key cylinder electrical connection contact 26 at the key 4 jack, which is electrically connected to the control circuit of the motor 21, the key cylinder electrical connection contact 26 being for electrical connection with the key connection contact 42.
Specifically, the key 4 includes a key case 43, an acquisition module 44 accommodated in the key case 43, a circuit board 45, a circuit board fixing frame 46 and a battery 47, the acquisition module 44 and the battery 47 are electrically connected to the circuit board 45, and the circuit board 45 is provided with an encryption chip 451. The acquisition module 44 is one or more of a bluetooth antenna, a password keyboard, a fingerprint sensor and a data interface. In the present application, the acquisition module 44 is a fingerprint sensor.
Referring to fig. 19, the insertion portion 41 is a plate-shaped structure, the insertion portion 41 is connected to the key housing 43 in a sliding or rotating manner, and the insertion portion 41 can slide or rotate from a storage position hidden in the key housing 43 to an operating position where the mechanical key cylinder channel can be inserted. This application adopts the sliding connection mode.
The insertion portion 41 is provided with an unlocking slot 410, and the pin or vane 12 is provided with an engagement piece 121 which can be accommodated in the unlocking slot 410. The insertion portion 41 has a panel 411 for mounting the key connecting contacts 42, the panel 411 being provided with a pair of conductive slots 411a and mounting holes for receiving the key connecting contacts 42.
The circuit board 45 is provided with a pair of conductive posts 452 corresponding to the pair of conductive grooves 411a, respectively, and the key connecting contact 42 is electrically connected to the circuit board 45. A fifth elastic holding portion t5 for holding the insertion portion 41 in the working position is provided between the insertion portion 41 and the key housing 43. The engagement of the conductive slot 411a with the conductive post 452 may also serve as a guide rail, post, for the insertion portion 41 to slide.
The key case 43 is provided with an eject button 431, the eject button 431 has a click portion 431a, the insertion portion 41 is provided with a click engagement portion 412 which engages with the click portion 431a, the click portion 431a is engaged with the click engagement portion 412 while holding the insertion portion 41 at the storage position, and the click portion 431a is pushed down to release the engagement of the click portion 431a with the click engagement portion 412. A second elastic restoring member s2 for restoring the eject button 431 is provided between the eject button 431 and the key housing 43.
Referring to fig. 20, the key housing 43 is further provided with a withdrawal prevention switch 432 for preventing the withdrawal of the insertion portion 41 when inserted into the mechanical key cylinder channel. The insertion portion 41 is provided with a withdrawal prevention groove 413, and the withdrawal prevention switch 432 has a withdrawal prevention engagement portion 432a receivable in the withdrawal prevention groove 413.
The anti-retreat switch 432 and the key housing 43 have a sixth elastic holding portion t6 for holding the anti-retreat engagement portion 432a engaged with the anti-retreat groove 413.
Further, the key housing 43 is formed by splicing an upper housing and a lower housing.
Preferably, the first elastic holder t1, the second elastic holder t2, the third elastic holder t3, the fourth elastic holder t4, the fifth elastic holder t5, the sixth elastic holder t6, the first elastic restoring member s1, and the second elastic restoring member s2 are compression springs.
The intelligent mechanical double-verification lock core working principle is as follows: when the key 4 is inserted into the intelligent mechanical double-verification lock cylinder, the circuit board 45 performs primary verification through the encryption chip 451 to determine whether the intelligent mechanical double-verification lock cylinder corresponding to the key 4 is the intelligent mechanical double-verification lock cylinder corresponding to the key 4, after the verification is passed, the circuit board 45 controls the acquisition module 44 to acquire information, the unlocking control circuit transmits the acquired information to the PCB to be compared with the set information, and if the acquired information is matched with the set information, the control circuit of the motor 21 controls the motor 21 to rotate to the unlocking position, so that the locking block 24 can be separated from the first locking groove 32; meanwhile, the unlocking groove 410 of the insertion part 41 of the key 4 is matched with the matching block 121 of the pin or the blade 12 to drive the pin or the blade 12 to be separated from the second locking groove 33; the rotary column 11 can now be rotated relative to the lock body 3, and the unlocking of the lock can be achieved by driving the unlocking part via the transmission rod 15.
Referring to fig. 21, the lock with intelligent mechanical double verification lock cylinder according to the first embodiment of the present invention, also called a padlock, includes: the lock comprises a lock shell 10, an intelligent mechanical double-verification lock cylinder 100 accommodated in the lock shell 10, a steel ball 101 and an unlocking part 102, wherein a transmission rod 15 is fixedly connected with the unlocking part 102, and the lock shell 10 is provided with a positioning pin 105 matched with a positioning hole of a lock body for convenience of assembly.
Referring to fig. 22, in the lock with intelligent mechanical double-verification lock cylinder according to the second embodiment of the present invention, the transmission rod 15 is fixedly connected to the unlocking portion 102, and the unlocking portion 102 and the lock tongue 103 cooperate to realize locking and unlocking. A projection 102a for performing an unlocking action is fixed to the top surface of the unlocking portion 102.
Referring to fig. 23, the lock with intelligent mechanical double-verification lock cylinder according to the third embodiment of the present invention, which may also be referred to as a U-shaped lock, has a transmission rod 15 connected and fixed to an unlocking portion 102, and the unlocking portion 102 is used to cooperate with a lock tongue 104 to realize locking and unlocking by a U-shaped lock beam 109. The unlocking part 102 is a cam or an eccentric shaft.
It should be noted that the utility model discloses a lock core is verified to intelligent machinery pair can be applied to outer intelligent lock, intelligent furniture lock, intelligent drawer lock, intelligent bicycle lock, dish lock, calabash shape door lock, spherical lock etc. of padlock.
The utility model discloses in, the two lock cores of verifying of intelligent machine realize the two unblocks backs of mechanical lock core and electron lock core through corresponding the key, thereby the column spinner can rotate the unblock that realizes the tool to lock for the lock body, but one of them unblock of mechanical lock core and electron lock core, the column spinner can't rotate unable unblock for the lock body, consequently, the security performance of this two lock cores of verifying of intelligent machine is high.
The utility model discloses in, among the lock utensil of the applicable more kind of lock core, specification is verified to intelligent machinery pair, application scope is wide.
The utility model discloses in, the lock core is verified to intelligence machinery pair can be assembled earlier, the check-up good back is installed in the lock shell again, simple installation and lock shell only need set up hold intelligent machinery pair verify the lock core and the unblock portion the cavity can, simple structure changes in the precision of processing and control equipment.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (10)
1. An intelligent mechanical double-verification lock cylinder comprises a mechanical lock cylinder and an electronic lock cylinder, wherein the mechanical lock cylinder is provided with a rotary column capable of being inserted with a key and a marble or a blade for meshing a lock body to realize locking, the electronic lock cylinder is provided with a motor and a cam arranged at the output shaft of the motor, the intelligent mechanical double-verification lock cylinder is characterized in that the rotary column is provided with a cavity for accommodating the motor and the cam, a stator of the motor is fixed with the rotary column, the rotary column is provided with a through hole for accommodating a locking block matched with the cam, and when the protruding part of the cam extrudes the locking block, the locking block is meshed with the lock body;
the key is provided with an insertion part which can be inserted into a mechanical lock core channel to release the locking of the lock body by the marble or the blade;
the key is also provided with an unlocking control circuit and a key connecting contact electrically connected with the unlocking control circuit;
and a lock cylinder electric connection contact point electrically connected with a control circuit of the motor is arranged at the key jack of the rotary column, and the lock cylinder electric connection contact point is used for being electrically connected with the key connection contact point.
2. The intelligent mechanical double-verification lock cylinder as claimed in claim 1, wherein the rotary column is provided with a positioning hole, a positioning ball is accommodated in the positioning hole, and the lock body is provided with a positioning groove matched with the positioning ball; when the positioning ball part is clamped in the positioning groove, the rotary column rotates to a locking position.
3. The intelligent mechanical double-verification lock cylinder as claimed in claim 2, wherein a first elastic retaining portion for retaining the positioning bead to be partially clamped into the positioning groove is arranged between the bottom of the positioning hole and the positioning bead.
4. The smart mechanical dual verification lock cylinder of claim 1, wherein the lock body is provided with a first locking recess for receiving a portion of the locking block and a second locking recess for receiving a portion of the pins or blades; when the locking block is partially accommodated in the first locking groove and/or the pin or blade is partially accommodated in the second locking groove, the rotary column cannot rotate relative to the lock body.
5. The smart mechanical double verification lock cylinder of claim 4, wherein the locking block and the spin column have a second resilient retention portion therebetween for retaining the locking block partially received within the first locking groove.
6. A smart mechanical dual verification lock cylinder according to claim 4, wherein a third resilient retention portion is provided between the pin or blade and the spin column for retaining the pin or blade partially received within the second locking groove.
7. The smart mechanical double verification lock cylinder of claim 1, further comprising a stopper for limiting the rotation range of the cam, wherein the stopper is provided with a first protrusion and a second protrusion extending toward the cam, and the cam is located between the first protrusion and the second protrusion.
8. The smart mechanical double verification lock cylinder of claim 7, wherein the cam has a first engagement portion and a second engagement portion that engage with the first protrusion and the second protrusion, respectively, and the first engagement portion is configured to press the first protrusion to move the stopper until the second protrusion abuts against the second engagement portion to restrict rotation of the cam.
9. The intelligent mechanical double-verification lock cylinder as claimed in claim 8, wherein a first elastic resetting piece for resetting the limiting block is arranged between the limiting block and the rotary column.
10. A lock comprising the smart mechanical double verification lock cylinder of any one of claims 1-9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020893909.5U CN213980349U (en) | 2020-05-25 | 2020-05-25 | Intelligent mechanical double-verification lock cylinder and lockset |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202020893909.5U CN213980349U (en) | 2020-05-25 | 2020-05-25 | Intelligent mechanical double-verification lock cylinder and lockset |
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CN213980349U true CN213980349U (en) | 2021-08-17 |
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CN202020893909.5U Active CN213980349U (en) | 2020-05-25 | 2020-05-25 | Intelligent mechanical double-verification lock cylinder and lockset |
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2020
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